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CTRI Number  CTRI/2025/09/094739 [Registered on: 15/09/2025] Trial Registered Prospectively
Last Modified On: 13/09/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Single Arm Study 
Public Title of Study   Zinc for improving taste in breast cancer chemotherapy 
Scientific Title of Study   Topical Zinc sulphate for chemotherapy-induced dysgeusia among breast cancer patients receiving Chemotherapy:- Pilot study patients receiving Chemotherapy- Pilot study 
Trial Acronym  ZnTC 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Mirunalini R 
Designation  Associate Professor of Pharmacology 
Affiliation  JIPMER, Puducherry 
Address  Flat A,ground floor,Alpha Anugraho Appt, new st, pudupet, lawspet
Institute Block, Department of Pharmacology, JIPMER, Puducherry
Pondicherry
PONDICHERRY
605008
India 
Phone  9894516090  
Fax    
Email  mirunalini3012@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Prasanth Ganesan 
Designation  Professor 
Affiliation  JIPMER, Puducherry 
Address  Department of Medical Oncology, JIPMER, Puducherry

Pondicherry
PONDICHERRY
605002
India 
Phone    
Fax    
Email  pg1980@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Mirunalini R 
Designation   
Affiliation   
Address  Department of Pharmacology, JIPMER, Puducherry

Pondicherry
PONDICHERRY
605002
India 
Phone    
Fax    
Email  acadcon2019@gmail.com  
 
Source of Monetary or Material Support  
JIPMER, Puducherry 
 
Primary Sponsor  
Name  Dr Mirunalini R 
Address  Department of Pharmacology 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Mirunalini R  JIPMER,Puducherry  Regional Cancer Institute
Pondicherry
PONDICHERRY 
09894516090

mirunalini3012@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee Intervention studies, JIPMER  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: C50||Malignant neoplasm of breast,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  NA  NA 
Intervention  Topical Zinc Sulfate  The dispersible zinc sulphate tablet 50 mg will be reconstituted in distilled water (50 mg in 10 ml)  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  90.00 Year(s)
Gender  Female 
Details  patients with breast cancer
planned for curative intent therapy (neoadjuvant or adjuvant )
with epirubicin and cyclophosphamide agents during first cycle 
 
ExclusionCriteria 
Details  1. Patients who had received zinc preparations within the last two
weeks of enrolment
2. Known hypersensitivity to the drug
3. Known psychiatric disorder
4. Regular alcohol intake (3 or more drinks equivalent of 45 ml of
liquor per week) 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Change in taste perception by taste acuity method
Change in CiTAS score 
Baseline and two weeks 
 
Secondary Outcome  
Outcome  TimePoints 
Adverse drug reaction to Topical Zinc  Over two weeks 
 
Target Sample Size   Total Sample Size="20"
Sample Size from India="20" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 4 
Date of First Enrollment (India)   01/12/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   The study is yet to start the recruitment.
During the second cycle, the patient will be enrolled for the study. Baseline CITAS and taste assessment

using taste strip (details given below) will be done 

The participant will be advised to take the entire solution in the mouth and move it around

without swallowing it. Then post procedure CITAS and taste assessment using taste strip will be done to

evaluate immediate effect.

To evaluate the sustained effect of zinc sulfate by swish and spit (Z-SAS), the study intervention will be

given three times a day before each meal for 2 weeks and will be tested for the taste perception using

CITAS and taste strip testing method during the third cycle.


Quality of life assessment The Quality of life score will be assessed by Cancer Institute quality of life scores

at the baseline and at the end of study. 

Adverse event monitoring: The frequency of Adverse events that are possibly due to zinc sulphate will be

studied. All patients will be monitored for adverse events during the study period (CTCAE version 5.0)

 
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